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Gleb


Last seen: 2 years 前 |  自 2020 起处于活动状态

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Problem with Newton's methode for ODE system
Hello! I have got a system of 3 ODEs in disret form and want to solve them with Newton's method. I found 2 solvers here in the f...

3 years 前 | 0 个回答 | 0

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problem in the for - loop
Ok, thank you. I rewrote the code. It is more readable now. But "Unable to perform assignment because the left and right sides h...

3 years 前 | 0

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multiplication by a constant of a discrete argument of a vector function
Hi! I have got a loop with Y(i) vector elements. in a mathematical sense it is a function of argument Y=Y(x_i) because its an OD...

3 years 前 | 0 个回答 | 0

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problem in the for - loop
Here is the problem Ive got a FEM code function main1 clc n = 100; x0 = ones(3*n,1); sol = fsolve(@(x)fun(x,n),x0)...

3 years 前 | 2 个回答 | 0

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Index exceeds array bounds in BVP problem
I'm trying to make FEM for my boundary value problem. matlab gives an error "Index exceeds array bounds. Error in Gas_syste...

3 years 前 | 1 个回答 | 0

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Runge Kutta integration problem - NaN result
Hi! Here is the code [x, Yg]=GasPhase1(J_g) VarNames = { 'T', 'q', 'Y_gHMX', 'Y_cTf', 'Y_gTf', 'Y_CF2','Y_C', 'Y_B', 'Y_BF3'...

3 years 前 | 1 个回答 | 0

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GUI with pushbutton and axis problem
Hello! I want code to transfer input (Y_cHMX0, Y_cTf0, Y_B0, L, l, P, m) from gui window to the function TF8. Then, as i planned...

3 years 前 | 0 个回答 | 0

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'Events' condition does not work properly. "Output argument "varargout{7}" (and maybe others) not assigned during call to "ode15s". "
Hello everyone! The problem is "Output argument "varargout{7}" (and maybe others) not assigned during call to "ode15s". Err...

3 years 前 | 1 个回答 | 0

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